Pig manure centralized treatment and resource utilization method
A centralized treatment and pig manure technology, applied in sludge treatment, biological sludge treatment, bio-organic part treatment, etc., can solve the problems of low comprehensive utilization rate of pig manure, cumbersome steps in the fertilizer making process, and long production cycle. Achieve environmental protection and comprehensive management, improve the working environment and surrounding environment, and occupy a small area
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 The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.
 Such as figure 1 Shown, the embodiment of the present invention, its structure is by septic tank 1, lift pump 2, conveying pipeline 3, squeezing equipment 4, dung slurry biogas production equipment 5, gas pipeline 6, biogas purification equipment 7, through gas storage tank 8, Biogas generator 9, solid-liquid separation equipment 10, struvite crystallization unit 11, water treatment unit 12, high-temperature aerobic composting facility 13, spray pipe 14, return pipe 15, temperature control system 16, and blower 17.
 A method for centralized processing and resource utilization of pig manure, including a pretreatment step: pouring pig manure into a septic storage tank 1, and performing preliminary adjustment of moisture content; and further including the following steps:
 Squeezing treatment steps: the pig manure in the m...
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